linux查看

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    1. lsblk                                                                             查看分区和磁盘

    2. df -h                                                                                          查看空间使用情况

    3. fdisk -l                                                                                       分区工具查看分区信息

    4. cfdisk /dev/sda                                                                           查看分区

    5. blkid                                                                                           查看硬盘label（别名）
    6. du -sh ./*                                                                                   统计当前目录各文件夹大小
    7. free -h                                                                                        查看内存大小
    8. cat /proc/cpuinfo| grep “cpu cores”| uniq                                  查看cpu核心数
    9. cat /proc/cpuinfo| grep “physical id”| sort| uniq| wc -l                       查看物理cpu个数
    10. cat /proc/cpuinfo| grep “processor”| wc -l                                         查看逻辑cpu的个数

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